Place of Origin:
China
Brand Name:
zhongloo
Certification:
ISO9001
Model Number:
GCL
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Bentonite Mat Geosynthetic Clay Liner For Tunnel Construction Waterproofing
Product Description:
Waterproof blanket, bentonite composite waterproof blanket (GCL) is made of graded natural sodium-based bentonite particles, by the needle punching process and equipment, the bentonite particles fixed in Geotextile and plastic woven fabric and made of blanket waterproofing roll material. Bentonite waterproof blanket has excellent waterproofing (seepage) performance.
Technical Parameters:
| Bentonite composite waterproof blanket | |||
| item | Specification | ||
| GCL-NP | GCL-QF | GCL-AH | |
| Unit area weight≥(g/㎡) | ≥4000 | ≥4000 | ≥4000 |
| Bentonite Swelling Index≥(mL/2g) | 24 | 24 | 24 |
| Blue absorption≥(g/100g) | 30 | 30 | 30 |
| Tensile Strength≥(N/100mm) | 600 | 700 | 600 |
| Maximum elongation≥(%) | 10 | 10 | 8 |
| Peel strength of non-woven fabric and woven fabric≥(N/100m) | 40 | 40 | _ |
| Peel strength of pe film and non-woven fabric ≥(N/100m) |
_ | 30 | _ |
| permeability coefficient≤(m/s) | 5.0*10^-11 | 5.0*10^-12 | 5.0*10^-12 |
| Durability of bentonite/≥(mL/2g) | 20 | 20 | 20 |
Product Features:
1. Improved leakage performance
2. Permanent waterproof performance
3. Simple construction and short time limit for a project.
4. Not influenced by air temperature.
5. A kind of green material and good to environmental protection.
6. More versatile than compacted clay
7. Increased airspace and liner efficiency
FAQ:
Q:Can you send samples?
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